Home / 7,713.51-11,589.30-4,941.39

Finding the Fourth Proportional to 7,713.51, 11,589.30 and 4,941.39

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Solution

The fourth proportional to 7,713.51, 11,589.30 and 4,941.39 is: 7,424.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,713.51 : 11,589.30 = 4,941.39 : x
  2. Step 2: Convert to fraction form
    7,713.51/11,589.30 = 4,941.39/x
  3. Step 3: Cross multiply
    7,713.51x = 11,589.30 × 4,941.39
  4. Step 4: Simplify right side
    7,713.51x = 57,267,251.13
  5. Step 5: Solve for x
    x = 57,267,251.13/7,713.51
  6. Step 6: Final answer
    x = 7,424.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.